N.S863 Chiltern Main Line Class 68 Marylebone to High Wycombe (Part 1 of 3 Part mini-series)

diesel #ts14 Scenario Final GB US Loco & Asset Pack Metropolitan Line: Aldgate - Uxbridge & Amersham Route Add-On Southwestern Expressways: Reading - Exeter Route Add-On London Marylebone - Aylesbury Route Add-On Chiltern Main Line: London - Birmingham Route Add-On #rtdp{961a55ca-501a-478c-9b0b-b0b732d4b19b} #scnr{5f026d85-b246-4104-9485-d8e439762bf9}